What will happened, if field voltage change with 220 voltage to 110 voltage for a dc shunt motor?

1 Answers  

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wat will be the pressure maintained inside the transformer?

2 Answers  

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what's mean by Transient stability analysis?

1 Answers  

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If two hack saw blades, seperated by 1mm thick paper,are connected across 230volts, and immersed in water,then they start getting heat. This is fact,i dont know how they get heated.Blades are not directly connected together. Please if anybody knows the fact ,revert back to me

3 Answers  

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Sir We have a REF relay connected to 10MVA(Y-Y) Transformer.on External earth fault REF relay trips along with earth fault relay.The REF relay has no complant as we tested relay.Why is it happening?

3 Answers   KSEB,

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If a three phased motor or not working phased change on poles so how to find which one red yallow & blue

1 Answers  

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In a Tap changing transformer where is the tap connected , is it connected in the primary side or it is connected in secondary side

8 Answers   Indiabulls,

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In underground cables,we have a grading method called 'capacitance grading'.Why is it called 'capacitance grading' although we do not use any capacitor in it?

1 Answers  

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What is the difference between sensitive earth fault and restricted earth fault in power transformers?

4 Answers  

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what convarts RRA in alternator ,AC to DC or DC to AC,

1 Answers   Birla,

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What is a system?

0 Answers  

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Differentiate between Low and High impedance Protection

1 Answers  

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